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General| Brand | Lennox |
|---|---|
| Model | 10ACC-018 |
| Category | Air Handlers |
| Language | English |
Tasks for maintaining the HVAC system, including filters and coils.
Instructions on how to operate the system's thermostat.
Steps to verify before calling a service technician for issues.
Guidance on when to schedule professional HVAC service.
General guidance and adherence to national/local codes for installation.
Specifies required clearances around the unit for operation and service.
Guidance on installing the unit on a ground-level slab.
Guidance on installing the unit on a roof.
Information on electrical wiring, grounding, and code compliance.
Explains thermostat wiring connections to indoor and outdoor units.
Details available refrigerant line kits and their compatibility with unit models.
Guidelines for proper installation and isolation of refrigerant lines.
Demonstrates procedures for installing refrigerant lines on vertical runs.
Step-by-step guide for brazing refrigerant line connections.
Information on replacing the indoor unit fixed orifice.
Guidance on installing expansion valves, including orifice removal.
Specifies torque values for various valve and component parts.
Steps to connect gauges to the service port.
Instructions on how to open and close service valves.
Methods for detecting refrigerant leaks using specialized equipment.
Method for weighing refrigerant charge in cool outdoor temperatures.
Procedure for charging with subcooling in warm outdoor temperatures.
Procedure for charging TXV systems in warm conditions using pressures.
Checks and cleaning procedures for the outdoor coil.
Checks and cleaning procedures for the indoor coil.
Checks for filters, blower, wiring, and voltage on the indoor unit.
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